%L acta3134 %A Dzubay MiklĂłs %A JuhĂĄsz JĂĄnos %P 91-97 %V 12 %T Principles for the use of artificial materials in soil amelioration %O Bibliogr.: 97. p. %K FĂśldrajztudomĂĄny %D 1972 %J Acta Universitatis Szegediensis : acta geographica